Genus Isocardia L. Oken, 1815 [not J. B. P. A. de Lamarck, 1799]

(3-5-4-0-4-2-3-21-0-0-0-0-0)
[=Fragum P. F. Roding, 1798]
Ref. Vaught, 1989 p 129
[invalid ICZN 417]
[=Hemicardia L. Spengler, 1799]
Ref. Vokes, 1980 p 128